Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964777AbVIZXsG (ORCPT ); Mon, 26 Sep 2005 19:48:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964778AbVIZXsF (ORCPT ); Mon, 26 Sep 2005 19:48:05 -0400 Received: from S01060013109fe3d4.vc.shawcable.net ([24.85.133.133]:34205 "EHLO montezuma.fsmlabs.com") by vger.kernel.org with ESMTP id S964777AbVIZXsE (ORCPT ); Mon, 26 Sep 2005 19:48:04 -0400 Date: Mon, 26 Sep 2005 16:54:07 -0700 (PDT) From: Zwane Mwaikambo To: "Nakajima, Jun" cc: "Protasevich, Natalie" , Linux Kernel , Andi Kleen , "Raj, Ashok" , bjorn.helgaas@hp.com Subject: RE: [RFT][PATCH] i386 per cpu IDT (2.6.12-rc1-mm1) In-Reply-To: <7F740D512C7C1046AB53446D37200173055345A1@scsmsx402.amr.corp.intel.com> Message-ID: References: <7F740D512C7C1046AB53446D37200173055345A1@scsmsx402.amr.corp.intel.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 987 Lines: 28 On Mon, 26 Sep 2005, Nakajima, Jun wrote: > Zwane Mwaikambo wrote: > > Apologies for the long periods between updates, i've been doing some > > relocating. > > > > Changes since last post: > > > > * Current interrupt handling domain is still on a node basis, > > although i > > have moved over to dynamically allocated per cpu IDTs. > > I think it might be better if you define some cpu group where the cpus > share the same IDT. Then you can handle big SMP machines as well; it's a > kind of software partitioning limited to I/O device interrupts. That > will be helpful for virtulization like Xen. With the move to per cpu IDT, we can now easily fit in a higher level policy with respect to which groups share IDTs. Thanks, Zwane - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/